FNIRSI 3-in-1 Multifunction Device

an advertisement detailing the power management capabilities of a compact, multi-functional diagnostic tool—the FNIRSI DSO-TC4 Transistor Oscilloscope. The Device: The unit features a modern, handheld design with a two-tone chassis (black upper half, metallic gray lower half) accented by thin blue trim lines. It is propped up using a built-in rear kickstand.

• FNIRSI 3-in-1 multifunctional device.
• Model: DSO-TC4.
• Combines a digital oscilloscope, DDS signal generator, and electronic component tester.
• Bandwidth: 10 MHz.
• Sampling rate: 48 MSa/s.
• Supports testing of NPN and PNP transistors and MOSFETs.
• Supports testing of diodes and Zener diodes.
• Measures resistors, capacitors, and inductors (LCR).
• Supports continuity testing and voltage measurement.
• Compatible with testing SMD electronic components.
• Portable, lightweight design suitable for field use.
• Ideal for engineers, technicians, hobbyists, and electronics maintenance work.